Writes a fixed number of bits from a long. @param x a long. @param len a bit length; this many lower bits of the first argument will be written (the

--------------------------------------------------------------------------------------

Clears Linux page cache. This function only works on Linux.

https://stackoverflow.com/a/46931770/5165633

-------------------------------------------------------------------------------------

This should return the number of cycles since power-on. Thread-safe.

-------------------------------------------------------------------------------------

Writes a natural number in unary coding. <p>The unary coding of a natural number <var>n</var> is given by 0^<var>n</var>1. @param x a natu

* rdpmc_read - read a ring 3 readable performance counter * @ctx: Pointer to initialized &rdpmc_ctx structure. * * Read the current value of a runn

Reads a fixed number of bits into a long. @param len a bit length. @return a long whose lower <code>len</code> bits are taken from the stream; the re

Flushes the bit stream. All state information associated with the stream is reset. This includes bytes prefetched from the stream, bits in the bit buf

Reads a bit. @return the next bit from the stream.

-------------------------------------------------------------------------------------

* event_scaled_value - Retrieve a read value for a cpu * @e: Event * @cpu: CPU number * Return scaled value read earlier. */

TODO make the bitset thread local

* rdpmc_close - free a ring 3 readable performance counter * @ctx: Pointer to &rdpmc_ctx context. * * Must be called by each thread for each contex

Writes a bit. @param bit a bit. @return the number of bits written.

-------------------------------------------------------------------------------------

Flushes the bit stream. <P>This method will align the stream, write the bit buffer, empty the byte buffer and delegate to the {@link OutputStream#flu

* free_eventlist - Free and close a event list and its events. * @el: Event list to free. */

* jevent_free_extra - Free data in jevent_extra * @extra: extra structure to free. * * Note the extra structure itself is not freed, but supplied

* jevent_name_to_attr_extra - Resolve perf style event to perf_attr * @str: perf style event (e.g. cpu/event=1/) * @attr: perf_attr to fill in. * @

Reads a natural number in &gamma; coding. @return the next &gamma;-encoded natural number. @see OutputBitStream#writeGamma(int) @see #skipGammas(int)